lang/penlight: Update to 1.5.4

Major release from old 1.3.2.  See
https://github.com/stevedonovan/Penlight/blob/master/CHANGES.md

Changes, fixes and features.

Signed-off-by: Karl Palsson <karlp@etactica.com>

lang/lua-penlight/Makefile

@@ -8,12 +8,14 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=lua-penlight
-PKG_VERSION:=1.3.2
-PKG_RELEASE:=2
-PKG_BUILD_DIR:=$(BUILD_DIR)/Penlight-$(PKG_VERSION)
-PKG_SOURCE:=$(PKG_VERSION).tar.gz
-PKG_SOURCE_URL:=https://github.com/stevedonovan/Penlight/archive/
-PKG_MD5SUM:=0315a39834bb6fab07741ec04ede1bf4
+PKG_VERSION:=1.5.4
+PKG_RELEASE:=1
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL:=https://github.com/stevedonovan/Penlight
+PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
+PKG_SOURCE_VERSION:=$(PKG_VERSION)
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_LICENSE:=MIT
 PKG_LICENSE_FILES:=LICENSE.md